DE3322146C2 - - Google Patents

Info

Publication number
DE3322146C2
DE3322146C2 DE3322146A DE3322146A DE3322146C2 DE 3322146 C2 DE3322146 C2 DE 3322146C2 DE 3322146 A DE3322146 A DE 3322146A DE 3322146 A DE3322146 A DE 3322146A DE 3322146 C2 DE3322146 C2 DE 3322146C2
Authority
DE
Germany
Prior art keywords
annular space
blades
inlet
channel
outlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE3322146A
Other languages
German (de)
English (en)
Other versions
DE3322146A1 (de
Inventor
Shozo Nakayama
Hiroo Kyoto Jp Watanabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
J Morita Manufaturing Corp
Original Assignee
J Morita Manufaturing Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by J Morita Manufaturing Corp filed Critical J Morita Manufaturing Corp
Publication of DE3322146A1 publication Critical patent/DE3322146A1/de
Application granted granted Critical
Publication of DE3322146C2 publication Critical patent/DE3322146C2/de
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
    • A61C1/05—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with turbine drive

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
DE19833322146 1982-06-21 1983-06-20 Verfahren und vorrichtung zum antreiben eines zahnaerztlichen handstuecks Granted DE3322146A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57107081A JPS6022933B2 (ja) 1982-06-21 1982-06-21 歯科用ハンドピ−スの駆動方法並びにその装置

Publications (2)

Publication Number Publication Date
DE3322146A1 DE3322146A1 (de) 1983-12-29
DE3322146C2 true DE3322146C2 (enrdf_load_stackoverflow) 1989-05-18

Family

ID=14449994

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833322146 Granted DE3322146A1 (de) 1982-06-21 1983-06-20 Verfahren und vorrichtung zum antreiben eines zahnaerztlichen handstuecks

Country Status (3)

Country Link
US (1) US4505677A (enrdf_load_stackoverflow)
JP (1) JPS6022933B2 (enrdf_load_stackoverflow)
DE (1) DE3322146A1 (enrdf_load_stackoverflow)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4527462A (en) * 1983-04-08 1985-07-09 Aisin Seiki Kabushiki Kaisha Sealed-type automatic tensioner
US4874352A (en) * 1987-08-06 1989-10-17 Tsubakimoto Chain Co. Fluidic tensioner
DE29802792U1 (de) 1998-02-18 1998-04-16 Aesculap Ag & Co Kg Antriebsmotor für chirurgische Geräte
JP2001020701A (ja) * 1999-07-01 2001-01-23 Ntn Corp エアタービン駆動スピンドル装置
US20070059664A1 (en) * 2000-09-14 2007-03-15 Novak Eugene J Bearing for dental handpiece
US20060234186A1 (en) * 2000-09-14 2006-10-19 Novak Eugene J Bearing for dental handpiece
US20020168612A1 (en) * 2000-09-14 2002-11-14 Novak Eugene J. Bearing for dental handpiece
US20020124443A1 (en) * 2000-12-18 2002-09-12 Dentsply Research & Development Corp. Metal-to-metal connections
JP2004516065A (ja) * 2000-12-18 2004-06-03 デンツプライ インターナショナル インコーポレーテッド 改良型歯科用ハンドピース部品
US20070031786A1 (en) * 2002-02-25 2007-02-08 Heil Donald J Dental handpiece
EP2172165B1 (en) * 2002-02-27 2013-06-26 DENTSPLY International Inc. dental handpiece with improved grease retention
US20070117064A1 (en) * 2002-02-27 2007-05-24 Novak Eugene J Dental handpiece with improved grease retention
US20030209072A1 (en) * 2002-03-28 2003-11-13 Lu He Method and apparatus for balancing the rotating elements of a dental handpiece
US20060191336A1 (en) * 2002-03-28 2006-08-31 Dentsply Research & Development Corp. Method and apparatus for balancing the rotating elements of a dental handpiece
JP4122174B2 (ja) * 2002-05-10 2008-07-23 株式会社モリタ製作所 歯科用切削装置
JP2006144720A (ja) * 2004-11-22 2006-06-08 Jungman Yoon 蒸気タービン
DE102005016035A1 (de) * 2005-04-07 2006-10-12 Kaltenbach & Voigt Gmbh Turbinenrad für ein gasbetriebenes medizinisches Handstück und medizinisches Handstück mit einem Turbinenrad sowie Verfahren zum Fräsen einer Schaufel des Turbinenrads
EP2620121A4 (en) * 2010-09-22 2017-08-09 The Yoshida Dental Mfg. Co., Ltd. Air turbine handpiece
JP5777914B2 (ja) * 2011-03-29 2015-09-09 株式会社吉田製作所 エアタービンハンドピース
JP6312071B2 (ja) * 2011-04-11 2018-04-18 国立大学法人豊橋技術科学大学 医療用ドリルユニットおよびドリルならびに医療用加工装置
JP3182759U (ja) * 2013-01-28 2013-04-11 雷虎科技股▲分▼有限公司 歯科用ハンドピース
JP2017099705A (ja) * 2015-12-02 2017-06-08 長田電機工業株式会社 歯科用ハンドピース

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1022683A (en) * 1910-09-26 1912-04-09 Arnold Kienast Turbine.
DE929668C (de) * 1940-11-17 1955-06-30 Boehler & Co Ag Geb Einrichtung zur Begrenzung der Hoechstdrehzahl bei Turbinen, insbesondere fuer Schleifgeraete
DE1245535B (de) * 1962-04-07 1967-07-27 Siemens Ag Zahnaerztlicher Druckluftmotor
JPS53110295A (en) * 1977-03-08 1978-09-26 Morita Mfg Driving mechanism of air bearing hand piece for dental surgery
JPS53123596A (en) * 1977-04-01 1978-10-28 Morita Mfg Turbine blade for handpiece for dental surgery

Also Published As

Publication number Publication date
DE3322146A1 (de) 1983-12-29
US4505677A (en) 1985-03-19
JPS6022933B2 (ja) 1985-06-05
JPS5951A (ja) 1984-01-05

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee